522474842736 has 240 divisors, whose sum is σ = 1829599469568. Its totient is φ = 135217036800.

The previous prime is 522474842719. The next prime is 522474842737. The reversal of 522474842736 is 637248474225.

522474842736 is a `hidden beast` number, since 5 + 22 + 474 + 84 + 2 + 73 + 6 = 666.

It is a super-2 number, since 2×522474842736² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522474842737) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2986321 + ... + 3156431.

Almost surely, 2^522474842736 is an apocalyptic number.

522474842736 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522474842736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (914799734784).

522474842736 is an abundant number, since it is smaller than the sum of its proper divisors (1307124626832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522474842736 is a wasteful number, since it uses less digits than its factorization.

522474842736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170420 (or 170411 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 54.

The spelling of 522474842736 in words is "five hundred twenty-two billion, four hundred seventy-four million, eight hundred forty-two thousand, seven hundred thirty-six".